How does iptables determine which packets are multicast?

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How does iptables determine which packets are multicast? – Managing your servers can streamline the performance of your team by allowing them to complete complex tasks faster. Plus, it can enable them to detect problems early on before they get out of hand and compromise your business. As a result, the risk of experiencing operational setbacks is drastically lower.

But the only way to make the most of your server management is to perform it correctly. And to help you do so, this article will share nine tips on improving your server management and fix some problem about linux, security, iptables, firewall, multicast.

Are packets assumed to be multicast solely based on their ip address? I’ve been looking at the RFC 1112 and a quick scan doesn’t appear to indicate any other flags on the ip packet.

Solution :

The IP multicast address ranges are defined in the standard. You have a look at them here and here.

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